Job Description

Job Title: Principal Systems Engineer
Location: Frimley, Filton, Weymouth, Broad Oak and Coventry - We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role.
Salary: Negotiable dependant on experience
What you'll be doing:

• Direct design reviews and technical gate reviews for our Combat System architecture development including requirements development, verification and validation strategies and systems engineering across the engineering function.
• Lead on Test Campaigns across the business to ensure efficiency and that the systems meet requirements and acceptance criteria.
• Support a team of system engineers who will be responsible for the verification and validation of Combat Systems equipment and systems for business area
• Engage with key and significant stakeholders across the business and the MoD
• Manage the Engineering Lifecycle of equipment and processes by working with DOORS and model-based systems engineering

Your skills and experiences:
Essential:

• Clear understanding of the systems engineering lifecycle
• Led or participated in Design reviews and Technical Gate Reviews
• Extensive experience within Systems Engineering (i.e. MBSE)

Desirable:

• Previous experience using DOORS, Jira, Confluence, Enterprise Architect
• Experience leading teams to deliver projects
• Understanding of engineering governance process and strategies

Benefits
As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive.
The Engineering Function:
Within this team, you will support how BAE Systems executes the engineering activities across the wider business and the programmes BAE Systems is required to deliver. You will be regularly engaging with a variety of internal Business Functions and Stakeholders, as well as external MoD Stakeholders. This role will offer career progression and development for the right individuals looking to progress and lead engineering teams and make a business wide contribution.
We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria.
Why BAE Systems?
This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.
Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.
Closing Date: 10th November 2025
We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.
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Skills Required